GCC-4.x fixes: clean up global data pointer initialization for all boards.
diff --git a/board/sbc405/sbc405.c b/board/sbc405/sbc405.c
index cad5873..0ae6d0b 100644
--- a/board/sbc405/sbc405.c
+++ b/board/sbc405/sbc405.c
@@ -98,7 +98,7 @@
 
 long int initdram (int board_type)
 {
-	return  spd_sdram (0);
+	return  spd_sdram ();
 }
 
 /* ------------------------------------------------------------------------- */